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WorksheetsClassifying Life
Total questions: 28
Worksheet time: 29mins
Name
Class
Date
1.
All organisms have names that include
a)
class and order
b)
order and family
c)
genus and species
2.
What is the function of a dichotomous key?
a)
solve problems
b)
group organisms
c)
study a species
d)
carbon dioxide
3.
How do we classify organisms as insects?
a)
internal and external structures
b)
natural habitat
c)
method of travel
d)
method of reproduction
4.
Which group is made up of organisms that are all from the same kingdom?
a)
cat, frog, palm tree
b)
mold, fungi, pear tree
c)
maple tree, grass, fish
d)
rose bush, tulip, apple tree
5.
What category of organisms share similar characteristics and can reproduce among themselves?
a)
family
b)
class
c)
genus
d)
species
6.
What is the main source of energy for all living things?
a)
the sun
b)
oxygen
c)
water
d)
wind
7.
Homo sapiens is the scientific name for
a)
domestic dogs
b)
domestic cats
c)
human beings
d)
wild corn
8.
Binomial nomenclature makes it easier for scientists to communicate because ...
a)
everyone speaks latin
b)
everyone uses the same scientific name
c)
everyone knows all the animals
d)
its fun to call organisms by name
9.
A complete scientific name is written in
a)
all capital letters
b)
italics
c)
all lower case letters
d)
boldface
10.
What makes a group of organisms a species?
a)
they can reproduce and their offspring can reproduce
b)
They all have very similar physical characterisitcs
c)
their names are very similar
d)
organisms can communicate and cooperate with each other
11.
Which part of a scientific name is capitalized?
a)
specis
b)
genus
c)
domain
d)
Felis
12.
Domain, Kingdom, Phylum, Class ...what comes next?
a)
genus
b)
species
c)
family
d)
order
13.
The first word in an organism's scientific name is its
a)
genus
b)
species
c)
phylum
d)
Domain
14.
This man devised a system to name organisms in the 1700s.
a)
Thomas Edison
b)
Copernicus
c)
Carolus Linnaeus
d)
Fransico Redi
15.
Binomial means ...
a)
very small
b)
multiple
c)
two names
d)
organized
16.
Grouping things based on similarities is called...
a)
organization
b)
taxonomy
c)
classification
d)
genus
17.
According to this cladogram, sharks are MOST closely related to which organism?
a)
Amphibians
b)
Ray finned fish
c)
Crocodiles
d)
Birds
18.
Which trait do only humans have, according to the cladogram?
a)
jaws
b)
mammary glands & hair
c)
terrestrial during all life stages
d)
bipedal & opposable thumbs
19.
Who first proposed binomial nomenclature as a way of classifying organisms?
a)
Carolus Linnaeus
b)
Carl's Jr.
c)
Charles Darwin
d)
Henry Groseclose
20.
A dichotomous key for trees is provided. Hikers found a tree that has large brown cones and single sharp needles. What species of tree have the hikers found?
a)
Juniper
b)
Pine
c)
Spruce
d)
Fir
21.
A dichotomous key for insects is given. To what order does an insect with two pairs of scaly wings belong?
a)
Coleoptera
b)
Heteroptera
c)
Diptera
d)
Lepidoptera
22.
What step do we always start with when using dichotomous keys?
a)
1
b)
2
c)
3
d)
4
23.
When using a dichotomous key to identify organisms, what do we look at?
a)
physical features
b)
weather patterns
c)
environment
d)
diet
24.
Using this dichotomous key, identity the name of the circled fish.
a)
band-tail puffer
b)
spotted goat fish
c)
peacock flounder
d)
trumpet fish
25.
According to this cladogram, birds are LEAST related to:
a)
Amphibians
b)
Sharks
c)
Ray Finned Fish
d)
Crocodiles
26.
According to the cladogram, which organism is most distantly related to the human?
a)
crayfish
b)
grasshopper
c)
perch
d)
frog
27.
Which trait do only humans have, according to the cladogram?
a)
jaws
b)
mammary glands & hair
c)
terrestrial during all life stages
d)
bipedal & opposable thumbs
28.
On the cladogram, which organism is the closest relative of the human?
a)
Frog
b)
Hare
c)
Caiman
d)
Parrot
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